Home / 236,409,163,774.59-326,244,960,623.90-128,022,447,969.07

Finding the Fourth Proportional to 236,409,163,774.59, 326,244,960,623.90 and 128,022,447,969.07

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Solution

The fourth proportional to 236,409,163,774.59, 326,244,960,623.90 and 128,022,447,969.07 is: 176,671,148,570.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,409,163,774.59 : 326,244,960,623.90 = 128,022,447,969.07 : x
  2. Step 2: Convert to fraction form
    236,409,163,774.59/326,244,960,623.90 = 128,022,447,969.07/x
  3. Step 3: Cross multiply
    236,409,163,774.59x = 326,244,960,623.90 × 128,022,447,969.07
  4. Step 4: Simplify right side
    236,409,163,774.59x = 41,766,678,496,644,532,535,296
  5. Step 5: Solve for x
    x = 41,766,678,496,644,532,535,296/236,409,163,774.59
  6. Step 6: Final answer
    x = 176,671,148,570.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.